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China manufacturer Customized Casting Iron V Belt Pulley Bearing Steel V Groove Wheels Sheave idler pulley

Product Description

                    Customized Casting Iron V Belt Pulley Bearing Steel V Groove Wheels Sheave
 

 V belt pulley specification: 

      

1) European standards :    

a) V-belt pulley for taper bushing: SPZ, SPA, SPB, SPC; up to 10 grooves   

b) Adjustable speed V-belt pulleys and variable speed pulley  

c) Flat belt pulleys and conveyor belt pulleys   

      

2) American standards:   

a) Sheaves for taper bushing: 3V, 5V, 8V    

b) Sheaves for QD bushings: 3V, 5V, 8V   

c) Sheaves for split taper bushing: 3V, 5V, 8V   

d) Sheaves for 3L, 4L or A, and 5L or B belts: AK, AKH, 2AK, 2AKH, BK, BKH,2BK, 2BKH, 3BK   

e) Adjustable sheave: poly V-pulley, multi-pitch H, L, J, K and M  

      

3) Bore: pilot bore, finish bore, taper bore, bore for QD bushing  

1. Material:
Cast ductile iron: QT400-18, QT450-12, QT500-7, QT600-3, QT700-2
Grey iron: HT150, HT200, HT250, HT300
Other Materials: Steel, Stainless Steel, Bronze, Brass and Aluminum;
2. Process:
Sand casting, Investment casting, permanent mould casting and die casting;
3. Application:
Mining machinery, Crane;
4. OEM design/service:
Our company can supply various pulleys (OEM) according to the customers’ drawings and requirements. Please offer us your enquiry
with detailed drawings, specifications, unit weight, quality requirements and pictures. We will supply you not only the products
with good quality but also competitive price.
5.Machining Shop
With our powerful precision CNC machining equipments such as lathes, milling machines and drilling press, we can easily operate Turning, Drilling and Milling. Furthermore, we are able to run other operations like cutting, grinding, bending, shaping, plHangZhou and sawing.
 

Use:

Mainly used in the mining, metallurgical, cement, chemicals,construction, buiding materials,

electric power, telecommunictions, textiles, and transportation departments.

Such as:

1. conveyor:Belt conveyor,AFC conveyor, chain conveyor, screw conveyor.

2. Pum:Water pump, oil pump, slush pump, etc.

3. Fan: Draft fan, fanner, boil fan, etc.

4. Excator:bucket excavator bucket, wheel excavators .

5. Crane:Tower crane, gantry crande, bridge crane.

6. Others:Various elevators, coal plough, ball mill, crusher, recreation machine.

7. Blender equipment, centrifuger, washer, leather-making machine, machine for recreation park mixer wire drawing machine.Extruder, dregs crusher of boiler.

8. Plastic feeder, rubber smelling machine, etc.

 

 

General Products Application/Service Area

Metal Parts Solution for Vehicle, Agriculture machine, Construction Machine, transportation equipment, Valve and Pump system. E.g.
Engine bracket, truck chassis bracket, gear box , gear housing , gear cover, shaft, spline shaft , pulley, flange, connection
pipe, pipe, hydraulic valve , valve housing ,Fitting , flange, wheel, flywheel, oil pump housing, starter housing, coolant pump
housing, transmission shaft , transmission gear, sprocket, chains etc.

Applicable Material

iron or stainless steel or aluminum etc., or as customer request.

Casting Blank Weight

Range from 0.01kg-1000kg

Applicable Machining Process

CNC Machining/ Lathing/ Milling/ Turning/ Boring/ Drilling/ Tapping/ Broaching/ Reaming /Grinding/Honing and etc.

Machining Tolerance

From 0.005mm-0.01mm-0.1mm

Machined Surface Quality

Ra 0.8-Ra3.2, according to customer requirement

Applicable Heat Treatment

Normalization , annealing, quenching and tempering, Case Hardening, Nitriding, Carbon Nitriding, Induction Quenching.

Applicable Finish Surface Treatment

Shot/sand blast, polishing, Surface passivation, Primer Painting , Powder coating, ED- Coating, Chromate Plating, zinc-plate,
Dacromat coating, Finish Painting etc.

MOQ per batch

For Pulley: 1pc available for sample test

Lead Time

about 50 days of Pulley

 

       1. Q: Why choose CHINAMFG product?
       A: We CHINAMFG have our own plant– HangZhou CHINAMFG machinery Co.,Ltd, therefore,
       we can surely promise the quality of every product and provide you comparable price.
 
       2. Q: Do you provide OEM Service?
       A: Yes, we provide OEM Service.
 
       3.  Q: Do you provide customized investment casting parts?
       A: Yes. Customers give us drawings and specifications, and we will manufacture
       accordingly.
 
      4. Q: What is your payment term?
      A: We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc..

      If there’s anything I can help, please feel free to contact with me.

Certification: CE, ISO, ISO9001:2015
Pulley Sizes: Type A
Manufacturing Process: Casting
Material: Iron
Surface Treatment: Electroplating
Application: Chemical Industry, Grain Transport, Power Plant
Samples:
US$ 4/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

pulley

What is the significance of sheave diameter and groove depth in sheave design?

In sheave design, the diameter and groove depth of the sheave play significant roles in determining its functionality and performance. Here’s an explanation of their significance:

  • Sheave Diameter: The sheave diameter refers to the size of the wheel-like component. It is an essential parameter in sheave design and has several key implications:
    • Mechanical Advantage: The diameter of the sheave affects the mechanical advantage of the system. Larger sheave diameters generally result in higher mechanical advantages, allowing for easier lifting or force transmission.
    • Belt or Rope Mating: The sheave diameter needs to be selected based on the size and type of belt or rope that will be used. The diameter should match or be compatible with the belt or rope to ensure proper engagement, reduce slippage, and transmit power efficiently.
    • Bending and Flexibility: The diameter influences the bending radius of the belt or rope as it wraps around the sheave. Larger sheave diameters result in larger bending radii, which can affect the flexibility and lifespan of the belt or rope. It’s important to consider the recommended bending radius of the belt or rope material to prevent excessive wear or damage.
  • Groove Depth: The groove depth refers to the depth of the groove or channel on the sheave’s rim that accommodates the belt or rope. The groove depth also has significant implications:
    • Belt or Rope Engagement: The groove depth should be designed to securely hold the belt or rope in place, preventing slippage during operation. It needs to be deep enough to provide sufficient contact and grip on the belt or rope without causing excessive stress or compression.
    • Compatibility: The groove depth should be compatible with the size and thickness of the belt or rope being used. It should be designed to match the specific dimensions and characteristics of the belt or rope to ensure proper alignment and engagement.
    • Load Distribution: The groove depth influences the distribution of load on the belt or rope. A properly designed groove depth helps distribute the load evenly across the belt or rope, reducing localized stress and wear.

Overall, the diameter and groove depth of a sheave are critical considerations in sheave design. They impact the mechanical advantage, belt or rope mating, bending and flexibility, belt or rope engagement, compatibility, and load distribution. Designing sheaves with appropriate diameter and groove depth ensures efficient power transmission, proper engagement with the belt or rope, and optimized performance of the overall system.

pulley

What role do bearings play in the performance of sheave systems?

Bearings play a crucial role in the performance of sheave systems. Sheave systems, also known as pulley systems, are used to transmit mechanical power and facilitate the movement of loads in various applications, such as elevators, cranes, and conveyor belts.

When a sheave system is in operation, the rotational motion of the sheave transfers power from the input source to the output load. Bearings are essential components that enable smooth and efficient rotation of the sheave.

Here are some key roles that bearings play in the performance of sheave systems:

  1. Reducing friction: Bearings are designed to minimize friction between moving parts. They consist of rolling elements, such as balls or rollers, that are held in place by an outer ring and an inner ring. The rolling elements roll between the rings, reducing the sliding friction that would occur if the sheave shaft directly contacted the stationary components. By reducing friction, bearings help to conserve energy and improve the overall efficiency of the sheave system.
  2. Supporting radial and axial loads: Sheave systems often experience both radial loads (forces perpendicular to the shaft) and axial loads (forces parallel to the shaft). Bearings are designed to support these loads and distribute them evenly, preventing excessive stress on the sheave system components. The type and arrangement of bearings can be selected based on the specific load requirements of the sheave system.
  3. Facilitating smooth and precise rotation: Bearings provide a low-friction interface between the rotating sheave and the stationary components. This allows the sheave to rotate smoothly and with minimal resistance. Smooth rotation is crucial for maintaining the stability and accuracy of the sheave system, especially in applications that require precise positioning or high-speed operation.
  4. Enhancing durability and reliability: Bearings are designed to withstand the operating conditions of the sheave system, including factors such as load, speed, temperature, and contamination. They are typically made from durable materials, such as steel or ceramic, and may incorporate seals or shields to protect against contaminants. By providing robust support and protection, bearings contribute to the overall durability and reliability of the sheave system.

In summary, bearings play a vital role in the performance of sheave systems by reducing friction, supporting loads, facilitating smooth rotation, and enhancing durability. Proper selection, installation, and maintenance of bearings are essential for optimizing the efficiency and reliability of sheave systems in various industrial and mechanical applications.

pulley

How do sheaves assist in changing the direction of a moving cable or rope?

Sheaves play a crucial role in changing the direction of a moving cable or rope in mechanical systems. Here’s a detailed explanation of how sheaves assist in this process:

When a cable or rope needs to change its direction, it is guided around a sheave. The sheave’s groove provides a path for the cable or rope to follow, ensuring that it maintains contact and does not slip off. As the sheave rotates, it pulls or pushes the cable or rope in the desired direction.

The size and arrangement of sheaves determine the degree and nature of direction change:

  • Single Sheave: A single sheave can change the direction of a cable or rope by 180 degrees. The incoming cable or rope enters the groove from one side of the sheave and exits on the opposite side, resulting in a complete reversal of direction.
  • Multiple Sheaves: By using multiple sheaves in succession, the direction of a cable or rope can be changed by any desired angle. Each sheave guides the cable or rope in a specific direction, and the cumulative effect of the arrangement determines the overall direction change.
  • Compound Sheaves: Compound sheaves consist of multiple grooves of different sizes on a single sheave. By looping the cable or rope around different grooves, compound sheaves provide options for changing direction and adjusting the mechanical advantage.

It’s important to note that the diameter ratios of sheaves also affect the speed of the cable or rope. When a cable or rope is guided from a larger sheave to a smaller sheave, the speed increases, while the reverse results in a decrease in speed.

Overall, sheaves assist in changing the direction of a moving cable or rope by providing a guided path and influencing the cable or rope’s movement through their rotational motion and groove design.

China manufacturer Customized Casting Iron V Belt Pulley Bearing Steel V Groove Wheels Sheave   idler pulley	China manufacturer Customized Casting Iron V Belt Pulley Bearing Steel V Groove Wheels Sheave   idler pulley
editor by CX